Home › Words › C › cupronickelcupronickelcupronickel · noun — an alloy of copper containing from 10 to 40% nickel.Definition from Wiktionary (CC BY-SA 3.0).EtymologyFrom cupro- + nickel, likely a calque of German Kupfernickel. Piecewise doublet of copper-nickel and kupfernickel.nounAn alloy of copper containing from 10 to 40% nickel.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.monel 76% match — An alloy of nickel and copper. vs cupronickel →kupfernickel 64% match — cupronickel vs cupronickel →ferronickel 64% match — A ferroalloy of iron and nickel. vs cupronickel →nickelous 63% match — Containing nickel. vs cupronickel →chromel 60% match — An alloy of approximately 90% nickel and 10% chromium by weight, used to make the positive conductors of certain thermocouples. vs cupronickel →coppern 60% match — Made or consisting of copper; coppery. vs cupronickel →nickelic 59% match — Containing nickel. vs cupronickel →cuproan 59% match — Containing monovalent copper. vs cupronickel →